257495424

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:368

約数の個数: 128

約数和(自身を含む): 716513280

約数和(自身を除く): 459017856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 97, 124, 128, 186, 192, 194, 223, 248, 291, 372, 384, 388, 446, 496, 582, 669, 744, 776, 892, 992, 1164, 1338, 1488, 1552, 1784, 1984, 2328, 2676, 2976, 3007, 3104, 3568, 3968, 4656, 5352, 5952, 6014, 6208, 6913, 7136, 9021, 9312, 10704, 11904, 12028, 12416, 13826, 14272, 18042, 18624, 20739, 21408, 21631, 24056, 27652, 28544, 36084, 37248, 41478, 42816, 43262, 48112, 55304, 64893, 72168, 82956, 85632, 86524, 96224, 110608, 129786, 144336, 165912, 173048, 192448, 221216, 259572, 288672, 331824, 346096, 384896, 442432, 519144, 577344, 663648, 670561, 692192, 884864, 1038288, 1154688, 1327296, 1341122, 1384384, 2011683, 2076576, 2654592, 2682244, 2768768, 4023366, 4153152, 5364488, 8046732, 8306304, 10728976, 16093464, 21457952, 32186928, 42915904, 64373856, 85831808, 128747712, 257495424]

約数ペア:

[(1, 257495424), (2, 128747712), (3, 85831808), (4, 64373856), (6, 42915904), (8, 32186928), (12, 21457952), (16, 16093464), (24, 10728976), (31, 8306304), (32, 8046732), (48, 5364488), (62, 4153152), (64, 4023366), (93, 2768768), (96, 2682244), (97, 2654592), (124, 2076576), (128, 2011683), (186, 1384384), (192, 1341122), (194, 1327296), (223, 1154688), (248, 1038288), (291, 884864), (372, 692192), (384, 670561), (388, 663648), (446, 577344), (496, 519144), (582, 442432), (669, 384896), (744, 346096), (776, 331824), (892, 288672), (992, 259572), (1164, 221216), (1338, 192448), (1488, 173048), (1552, 165912), (1784, 144336), (1984, 129786), (2328, 110608), (2676, 96224), (2976, 86524), (3007, 85632), (3104, 82956), (3568, 72168), (3968, 64893), (4656, 55304), (5352, 48112), (5952, 43262), (6014, 42816), (6208, 41478), (6913, 37248), (7136, 36084), (9021, 28544), (9312, 27652), (10704, 24056), (11904, 21631), (12028, 21408), (12416, 20739), (13826, 18624), (14272, 18042)]